The ornamental design for a displayscreen or portion thereof with graphical user interface, as shown and described.
FIG. 1 shows a first image of a display screen or portion thereof with animated graphical user interface showing our new design;
FIG. 2 shows a second image thereof;
FIG. 5 shows a third image thereof; and,
FIG. 4 shows a fourth image thereof.
The peripheral dashed broken lines illustrate a display screen or portion thereof or sheet material, and form no part of the claimed design.
The appearance of the graphical user interface transitions between the images shown in FIGS. 1-4. The process or period in which one image transitions to another forms no part of the claimed design.